package com.yanyilu.assess;

import org.springframework.stereotype.Component;

import javax.servlet.*;
import javax.servlet.http.HttpServletResponse;
import java.io.IOException;


/**
 * @auther :
 * @description :
 * @email :
 * @date : 2017-10-26
 */

@Component
public class HttpHeaderFilter implements Filter {

    @Override

    public void init(FilterConfig filterConfig) throws ServletException {

    }

    @Override

    public void doFilter(ServletRequest req, ServletResponse res, FilterChain chain) throws IOException, ServletException {

        //设置跨域

        HttpServletResponse response = (HttpServletResponse) res;

        response.setHeader("Access-Control-Allow-Origin", "*");

        response.setHeader("Access-Control-Allow-Methods", "POST, GET, OPTIONS, DELETE");

        response.setHeader("Access-Control-Max-Age", "3600");

        response.setHeader("Access-Control-Allow-Headers", "Origin, X-Requested-With, Content-Type, Accept, client_id, uuid, Authorization,token");

//        System.out.println("*********************************过滤器被使用**************************");

        chain.doFilter(req, res);

    }



    @Override

    public void destroy() {



    }

}
